Facebook’s stated desire to bring immersive experiences to a mass audience has taken a significant step forward. Oculus Go, the company’s first standalone VR headset, is now on sale to the general public in 23 countries, with Facebook CEO Mark Zuckerberg using his keynote at the F8 developer conference to confirm the hardware’s release. Initially announced at the Oculus Connect event in October of last year, the 32GB version of the headset will retail for $199—the 64GB model will be $249, or currency equivalent—with Zuckerberg noting onstage that Oculus Go will likely be the first virtual reality experience that...